ASP.NET Zero vs API Platform: What are the differences?
What is ASP.NET Zero? Base solution for web applications. It is a starting point for new web applications with modern UI and SOLID architecture. It saves time by providing common application requirements as a pre-built Visual Studio solution (with full source code).
What is API Platform? REST and GraphQL framework to build modern API-first projects. It is a set of tools to build and consume web APIs. You can build a fully-featured hypermedia or GraphQL API in minutes. Leverage its awesome features to develop complex and high performance API-first projects. Extend or override everything you want.
ASP.NET Zero and API Platform belong to "Frameworks (Full Stack)" category of the tech stack.